- Menu >Settings> Account & Sync
- Click on Facebook. If you don’t see Facebook in the list of accounts it is likely that you haven’t yet added your Facebook account to your Android Accounts – tap on the option at the bottom of the screen and do so now.
- Select the “Sync contacts” option
- Click “Sync Now”
Log into your Facebook on the computer and go through your options, it sounds like perhaps you've turned off that option or not linked your phone number to your account perhaps.